Negative-Pressure Therapy With Pneumatically-Actuated Instillation
a technology of pneumatic actuator and negative pressure therapy, which is applied in the field of tissue treatment systems, can solve the problems of limiting the cost and complexity of negative pressure therapy, the operation of negative pressure systems, components, and processes, and continues to present significant challenges to manufacturers, healthcare providers, and patients
Active Publication Date: 2017-11-23
3M INNOVATIVE PROPERTIES CO
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- Application Information
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Benefits of technology
The patent describes an apparatus for treating tissue with negative-pressure and instillation therapy. The apparatus includes a dressing, an exudate container, and a negative-pressure source, along with an instillation regulator. The negative pressure from the negative-pressure source can actuate the instillation regulator to draw solution from the solution source. Venting the negative pressure can actuate the instillation regulator to instill the solution to the dressing. The technical effects of this apparatus include the ability to provide both negative-pressure therapy and instillation therapy simultaneously, allowing for more effective treatment of tissue.
Problems solved by technology
While the clinical benefits of negative-pressure therapy and instillation are widely known, the cost and complexity of negative-pressure therapy can be a limiting factor in its application, and the development and operation of negative-pressure systems, components, and processes continues to present significant challenges to manufacturers, healthcare providers, and patients.
Method used
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[0032]The following description of example embodiments provides information that enables a person skilled in the art to make and use the subject matter set forth in the appended claims, but may omit certain details already well-known in the art. The following detailed description is, therefore, to be taken as illustrative and not limiting.
[0033]The example embodiments may also be described herein with reference to spatial relationships between various elements or to the spatial orientation of various elements depicted in the attached drawings. In general, such relationships or orientation assume a frame of reference consistent with or relative to a patient in a position to receive treatment. However, as should be recognized by those skilled in the art, this frame of reference is merely a descriptive expedient rather than a strict prescription.
[0034]FIG. 1 is a simplified block diagram of an example embodiment of a therapy system 100 that can provide negative-pressure therapy with in...
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New and useful systems, apparatuses, and methods for providing negative-pressure therapy with instillation of topical treatment solutions are described. An apparatus may comprise an exudate container, a solution source, and a pneumatically-actuated instillation regulator. The instillation regulator may be coupled to the exudate container and to the solution source, and negative pressure from a negative-pressure source can actuate the instillation regulator. In some embodiments, a negative-pressure source may be configured for a negative-pressure interval and a venting interval, and the instillation regulator can be configured to draw instillation solution from the solution source during a negative-pressure interval and to instill the solution to a dressing during a venting interval.
Description
TECHNICAL FIELD[0001]The invention set forth in the appended claims relates generally to tissue treatment systems and more particularly, but without limitation, to apparatuses and methods for providing negative-pressure therapy with instillation of topical treatment solutions.BACKGROUND[0002]Clinical studies and practice have shown that reducing pressure in proximity to a tissue site can augment and accelerate growth of new tissue at the tissue site. The applications of this phenomenon are numerous, but it has proven particularly advantageous for treating wounds. Regardless of the etiology of a wound, whether trauma, surgery, or another cause, proper care of a wound is important to the outcome. Treatment of wounds or other tissue with reduced pressure may be commonly referred to as “negative-pressure therapy,” but is also known by other names, including “negative-pressure wound therapy,”“reduced-pressure therapy,”“vacuum therapy,”“vacuum-assisted closure,” and “topical negative-pres...
Claims
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IPC IPC(8): A61M1/00A61F13/00
CPCA61M1/0062A61M1/0088A61M2205/3337A61F13/00068A61M2205/0216A61M1/0092A61M1/85A61M1/92A61M1/96A61M1/772A61M1/964A61F13/05
Inventor PRATT, BENJAMIN ANDREWLOCKE, CHRISTOPHER BRIANSEDDON, JAMES KILLINGWORTH
Owner 3M INNOVATIVE PROPERTIES CO